diff --git a/desktop/kde6/applications/kalzium-kf6/pspec.xml b/desktop/kde6/applications/kalzium-kf6/pspec.xml
index 0cf5acad04..23cab01f72 100644
--- a/desktop/kde6/applications/kalzium-kf6/pspec.xml
+++ b/desktop/kde6/applications/kalzium-kf6/pspec.xml
@@ -26,6 +26,7 @@
             <Dependency>kxmlgui-kf6-devel</Dependency>
             <Dependency>qt6-svg-devel</Dependency>
             <Dependency>qt6-base-devel</Dependency>
+            <Dependency>qt6-5compat-devel</Dependency>
             <Dependency>kitemmodels-kf6-devel</Dependency>
 
             <Dependency>kplotting-kf6-devel</Dependency>
@@ -56,7 +57,7 @@
             <Dependency>qt6-base</Dependency>
             <Dependency>kplotting-kf6</Dependency>
             <Dependency>kitemviews-kf6</Dependency>
-
+            <Dependency>qt6-5compat</Dependency>
             <Dependency>kcompletion-kf6</Dependency>
             <Dependency>kcoreaddons-kf6</Dependency>
             <Dependency>ktextwidgets-kf6</Dependency>